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Gericom
2025-11-22 17:21:45 +01:00
commit 5d6f67c612
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43
arm9/source/themes/custom/CustomMainBackground.cpp Normal file
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#include "common.h"
#include <string.h>
#include <libtwl/mem/memVram.h>
#include "gui/Gx.h"
#include "../ITheme.h"
#include "CustomMainBackground.h"
#define BLOCK_VTX_PACK(x, y, z) (((x)&0x3FF) | ((((y) >> 3) & 0x3FF) << 10) | ((z) << 20))
void CustomMainBackground::Draw(GraphicsContext& graphicsContext)
{
Gx::MtxIdentity();
Gx::PolygonAttr(GX_LIGHTMASK_NONE, GX_POLYGON_MODE_MODULATE, GX_DISPLAY_MODE_FRONT,
false, false, false, GX_DEPTH_FUNC_LESS, false, 31, 0);
Gx::Color(0x7FFF);
Gx::TexImageParam((128 * 1024) >> 3, false, false, false, false, GX_TEXSIZE_256,
GX_TEXSIZE_256, GX_TEXFMT_DIRECT, false, GX_TEXGEN_NONE);
Gx::Begin(GX_PRIMITIVE_QUAD);
Gx::TexCoord(0, 0);
REG_GX_VTX_10 = BLOCK_VTX_PACK(0, 0, 500);
Gx::TexCoord(0, 192);
REG_GX_VTX_10 = BLOCK_VTX_PACK(0, 192, 500);
Gx::TexCoord(256, 192);
REG_GX_VTX_10 = BLOCK_VTX_PACK(256, 192, 500);
Gx::TexCoord(256, 0);
REG_GX_VTX_10 = BLOCK_VTX_PACK(256, 0, 500);
Gx::End();
}
void CustomMainBackground::LoadResources(const ITheme& theme, const VramContext& vramContext)
{
auto tmpBuf = std::unique_ptr<u8[]>(new(cache_align) u8[256 * 192 * 2]);
const auto file = std::make_unique<File>();
if (theme.OpenThemeFile(*file, "bottombg.bin"))
{
u32 bytesRead = 0;
file->Read(tmpBuf.get(), 256 * 192 * 2, bytesRead);
mem_setVramAMapping(MEM_VRAM_AB_LCDC);
memcpy((void*)0x6800000, tmpBuf.get(), 256 * 192 * 2);
mem_setVramAMapping(MEM_VRAM_AB_TEX_SLOT_1);
file->Close();
}
}